# Sennheiser CX 680
See [usage instructions](https://github.com/jaakkopasanen/AutoEq#usage) for more options and info.

### Parametric EQs
You can use filters 1-5 or 1-10. Apply preamp of -6.6 dB or -6.9 dB, respectively.

|   # | Type      |   Fc (Hz) |    Q |   Gain (dB) |
|-----|-----------|-----------|------|-------------|
|   1 | LowShelf  |       105 | 0.7  |         6.6 |
|   2 | Peaking   |       273 | 0.44 |        -5.3 |
|   3 | Peaking   |       814 | 0.95 |         4.7 |
|   4 | Peaking   |      5235 | 4.29 |        -8.2 |
|   5 | Peaking   |     10000 | 0.43 |         5.6 |
|   6 | Peaking   |        55 | 2.46 |         0.5 |
|   7 | Peaking   |      2762 | 4.67 |        -0.7 |
|   8 | Peaking   |      3514 | 4.53 |         0.6 |
|   9 | Peaking   |      8005 | 4.47 |        -1.2 |
|  10 | HighShelf |     10000 | 0.7  |         2.1 |

### Fixed Band EQs
When using fixed band (also called graphic) equalizer, apply preamp of **-11.5 dB** (if available) and set gains manually with these parameters.

|   # | Type    |   Fc (Hz) |    Q |   Gain (dB) |
|-----|---------|-----------|------|-------------|
|   1 | Peaking |        31 | 1.41 |         6.6 |
|   2 | Peaking |        62 | 1.41 |         4.8 |
|   3 | Peaking |       125 | 1.41 |        -1.5 |
|   4 | Peaking |       250 | 1.41 |        -5.3 |
|   5 | Peaking |       500 | 1.41 |        -0.9 |
|   6 | Peaking |      1000 | 1.41 |         3   |
|   7 | Peaking |      2000 | 1.41 |         1.2 |
|   8 | Peaking |      4000 | 1.41 |        -1   |
|   9 | Peaking |      8000 | 1.41 |         3.9 |
|  10 | Peaking |     16000 | 1.41 |        11.3 |

### Graphs
![](./Sennheiser%20CX%20680.png)
